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    <script>
        // 实现一个函数makeAdder，接受一个数字作为参数，返回一个新的函数，该函数可以将传入的参数与makeAdder函数的参数进行相加并返回结果
        const makeAdder = a => {
            const addFive = b => a + b
            
            return addFive
        }
        

        //实现以下效果
        const addFive = makeAdder(5);
        console.log(addFive(10)); // 15
        console.log(addFive(20)); // 25
    </script>
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